2 * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #include <babeltrace/plugin/plugin-dev.h>
24 #include <babeltrace/graph/component.h>
25 #include <babeltrace/graph/private-component.h>
26 #include <babeltrace/graph/private-component-sink.h>
27 #include <babeltrace/graph/private-port.h>
28 #include <babeltrace/graph/port.h>
29 #include <babeltrace/graph/private-connection.h>
30 #include <babeltrace/graph/component-sink.h>
31 #include <babeltrace/graph/notification-iterator.h>
32 #include <babeltrace/graph/notification.h>
33 #include <babeltrace/babeltrace-internal.h>
34 #include <plugins-common.h>
39 void destroy_private_dummy_data(struct dummy
*dummy
)
41 if (dummy
->iterators
) {
42 g_ptr_array_free(dummy
->iterators
, TRUE
);
47 void dummy_finalize(struct bt_private_component
*component
)
52 dummy
= bt_private_component_get_user_data(component
);
54 destroy_private_dummy_data(dummy
);
57 enum bt_component_status
dummy_init(struct bt_private_component
*component
,
58 struct bt_value
*params
, UNUSED_VAR
void *init_method_data
)
60 enum bt_component_status ret
;
61 struct dummy
*dummy
= g_new0(struct dummy
, 1);
65 ret
= BT_COMPONENT_STATUS_NOMEM
;
69 priv_port
= bt_private_component_sink_add_input_private_port(component
,
72 ret
= BT_COMPONENT_STATUS_NOMEM
;
77 dummy
->iterators
= g_ptr_array_new_with_free_func(
78 (GDestroyNotify
) bt_put
);
79 if (!dummy
->iterators
) {
80 ret
= BT_COMPONENT_STATUS_NOMEM
;
84 ret
= bt_private_component_set_user_data(component
, dummy
);
85 if (ret
!= BT_COMPONENT_STATUS_OK
) {
91 destroy_private_dummy_data(dummy
);
95 void dummy_port_connected(
96 struct bt_private_component
*component
,
97 struct bt_private_port
*self_port
,
98 struct bt_port
*other_port
)
101 struct bt_notification_iterator
*iterator
;
102 struct bt_private_connection
*connection
;
104 dummy
= bt_private_component_get_user_data(component
);
106 connection
= bt_private_port_get_private_connection(self_port
);
108 iterator
= bt_private_connection_create_notification_iterator(
115 g_ptr_array_add(dummy
->iterators
, iterator
);
121 enum bt_component_status
dummy_consume(struct bt_private_component
*component
)
123 enum bt_component_status ret
= BT_COMPONENT_STATUS_OK
;
124 struct bt_notification
*notif
= NULL
;
128 dummy
= bt_private_component_get_user_data(component
);
131 if (unlikely(dummy
->error
)) {
132 ret
= BT_COMPONENT_STATUS_ERROR
;
136 /* Consume one notification from each iterator. */
137 for (i
= 0; i
< dummy
->iterators
->len
; i
++) {
138 struct bt_notification_iterator
*it
;
139 enum bt_notification_iterator_status it_ret
;
141 it
= g_ptr_array_index(dummy
->iterators
, i
);
143 it_ret
= bt_notification_iterator_next(it
);
145 case BT_NOTIFICATION_ITERATOR_STATUS_ERROR
:
146 ret
= BT_COMPONENT_STATUS_ERROR
;
148 case BT_NOTIFICATION_ITERATOR_STATUS_AGAIN
:
149 ret
= BT_COMPONENT_STATUS_AGAIN
;
151 case BT_NOTIFICATION_ITERATOR_STATUS_END
:
152 g_ptr_array_remove_index(dummy
->iterators
, i
);
160 if (dummy
->iterators
->len
== 0) {
161 ret
= BT_COMPONENT_STATUS_END
;